Starphire vrs good old glass

[Zoaelite]

Originally Posted by sphelps

Mike, remember when I said careless? Tiger shark is magnet for 15-19mm glass thickness, a RSM250 uses 10mm glass. The Piranha is rated for 10mm but the Hammerhead would have also been a better choice as well which is what I used on my 10mm, 12mm and now 15mm starphire tanks. Standard velco pad for glass, never once has it scratched it.

I agree the velcro won't be the culprit, Steve do you keep your float in the tank 24/7? The only time I have ever scratched my glass (regular) was a pesky baby snail that somehow worked its way in between the magnets.